Last-Fix Question 1. The usage rate of 10-25% is 10-25% of น้ำหอม all or 10. -25% of the formula (base น้ำหอม as the head น้ำหอม only does not mix with alcohol, how to prepare? 2. Currently, I use a spatula to stir the soap. กลีเซอรีน only without blender, can it be done? Will it be compatible? 3. ...